======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '53'
                                          'artist'  'Shirley & Spinoza'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'HellerCorp Commercial ThisBrand'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '129.150'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '129.150'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'HellerCorp Commercial ThisBrand'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shirley & Spinoza'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-5.31 dB'
'TXXX:replaygain_track_peak'                        '0.985626'
'TXXX:sortunder'                                    'h'

========================== row from database ==========================
                                              'id'  867554
                                            'path'  /data/Music/Bulk/sns/HellerCorp_Commercial_ThisBrand_0001.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  53
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  854061
                                           'mtime'  1678553396
                                   'redo_metaread'  0
                                        'rest_str'   sns HellerCorp_Commercial_ThisBrand_0001 set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Shirley & Spinoza
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  HellerCorp Commercial ThisBrand
                                             'bpm'  129.15
                                    'search_title'  'brand':7 'commercial':2 'corp':5 'heller':4 'hellercorp':1 'this':6 'thisbrand':3
                                   'search_artist'  'shirley':1 'spinoza':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  '0001':5,18 'brand':17 'commercial':3,15 'corp':14 'heller':13 'hellercorp':2 'mor':12 'pl':7 'set':6,9,11 'shirleyspinoza':8,10 'sns':1 'this':16 'thisbrand':4
                                    'search_combo'  '0001':16,29 'brand':7A,28 'commercial':2A,14,26 'corp':5A,25 'heller':4A,24 'hellercorp':1A,13 'mor':23 'pl':18 'set':17,20,22 'shirley':8B,10C 'shirleyspinoza':19,21 'sns':12 'spinoza':9B,11C 'this':6A,27 'thisbrand':3A,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['eclectic', 'collage music', 'tape music', 'avant garde', 'oldies']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678553396.2920256  (2023-03-11 17:49:56)
                             'size'  854061